My advice is worth exact as much as everyone else’s, one random voice on the internet.

That’s…not true at all. If I gave someone advice on how to do a brain surgery, they’d be idiotic to listen to me. Same with 3D printers. Your replies echo the hordes of uneducated 3D printer owners who don’t know where to locate these things.

Glass is manufactured using a float method - it cannot be manufactured non-flat unless it is intentional. Which shows the straws you’re grasping at because you didn’t have the knowledge available to you at the time as too what was causing your issue.

The fact that you’ve made the same mistakes that I see plenty of people making over and over and over again - means that your opinion is misinformed, and sharing it is not only not helpful, but actually detrimental to the greater discourse.